Display screen or portion thereof with graphical user interface



FIG. 1 is a front view of a display screen or portion thereof with graphical user interface showing our new design; and,

FIG. 2 is a front view of a second embodiment thereof.

The broken line showing of a display screen or portion thereof forms no part of the claimed design. The broken line showing of the graphical elements within the graphical user interface forms no part of the claimed design. 

The ornamental design for a display screen or portion thereof with graphical user interface, as shown and described. 